RC5025F71R5CS Equivalent & Substitute Parts Reference

Part Overview

The RC5025F71R5CS is a 71.5 Ohm ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics, rated for 0.667W (2/3W) power dissipation in a 2010 (5025 Metric) package. This component is classified as Active product status and features moisture-resistant construction suitable for general industrial applications.

Substitute parts are identified when equivalent electrical specifications and mechanical compatibility are maintained across the same package form factor. Alternative sources become necessary due to inventory availability, supply chain optimization, or application-specific certifications such as automotive qualification.

Substiute Parts

RC5025F71R5CS

Samsung Electro-MechanicsIn Stock: 993RC5025F71R5CS Datasheet

Current PartRFQ

CRCW201071R5FKEF

Vishay DaleIn Stock: 1839CRCW201071R5FKEF Datasheet

SimilarRFQ

ERJ-12SF71R5U

Panasonic Electronic ComponentsIn Stock: 5517ERJ-12SF71R5U Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution logic for the RC5025F71R5CS is based on the following criteria:

Electrical Equivalence:

• Resistance value must be 71.5 Ohms
• Tolerance must be ±1% or tighter
• Temperature coefficient must be ±100ppm/°C or superior
• Operating temperature range must encompass -55°C to 155°C

Mechanical Compatibility:

• Package form factor must be 2010 (5025 Metric)
• Physical dimensions must be 0.197" L x 0.098" W (5.00mm x 2.50mm)
• Number of terminations must be 2

Power Rating Consideration:

• Substitute parts rated at 0.75W (3/4W) or higher satisfy the 0.667W requirement
• Higher power ratings provide thermal margin without affecting circuit function

Regulatory & Compliance:

• All substitutes must maintain ROHS3 compliance
• MSL 1 classification ensures no moisture sensitivity restrictions
• REACH Unaffected status must be maintained

Parameter Comparison

Engineering Selection Recommendations

Primary Substitute: CRCW201071R5FKEF (Vishay Dale)

The CRCW201071R5FKEF is the preferred substitute for new designs. This part maintains Active product status, ensuring long-term availability and supply chain stability. The higher power rating of 0.75W provides thermal margin beyond the original 0.667W specification. Automotive AEC-Q200 qualification adds robustness for demanding applications. All electrical and mechanical parameters align with the RC5025F71R5CS.

Secondary Substitute: ERJ-12SF71R5U (Panasonic Electronic Components)

The ERJ-12SF71R5U meets all electrical and mechanical requirements with identical parameter specifications. However, this part carries "Not For New Designs" status, indicating end-of-life trajectory. This substitute is suitable only for replacement or repair of existing assemblies where supply continuity is not a design consideration. Automotive AEC-Q200 qualification is present.

Compliance Verification:

All three parts maintain ROHS3 compliance, REACH Unaffected status, and MSL 1 classification. No regulatory barriers exist for substitution within the specified parameters.

Frequently Asked Questions (FAQ)

Q: Can the CRCW201071R5FKEF replace the RC5025F71R5CS in existing designs?

A: Yes. Both parts share identical resistance (71.5 Ohms), tolerance (±1%), temperature coefficient (±100ppm/°C), operating temperature range (-55°C to 155°C), and 2010 package dimensions. The CRCW201071R5FKEF's higher power rating (0.75W vs. 0.667W) is compatible with circuits designed for the original part.

Q: What is the difference between the 0.667W and 0.75W power ratings?

A: The 0.75W rating indicates higher thermal dissipation capability. A substitute with equal or higher power rating will not cause circuit malfunction. The original circuit design margin is preserved or improved.

Q: Why is the ERJ-12SF71R5U marked "Not For New Designs"?

A: This designation indicates the manufacturer has discontinued active development and is transitioning the product to end-of-life. While electrically and mechanically equivalent, this part should not be selected for new product development due to uncertain long-term availability.

Q: Are all three parts interchangeable on the PCB?

A: Yes. All three parts conform to the 2010 (5025 Metric) package with identical footprint dimensions (0.197" L x 0.098" W). No PCB layout modifications are required for substitution.

Q: Do the substitute parts require different handling or storage procedures?

A: No. All parts share MSL 1 (Unlimited) classification, meaning no moisture sensitivity restrictions apply. Standard component handling procedures are sufficient.

Q: Which substitute should be selected for automotive applications?

A: Both CRCW201071R5FKEF and ERJ-12SF71R5U carry AEC-Q200 automotive qualification. For new automotive designs, CRCW201071R5FKEF is preferred due to Active status. For existing automotive assembly repair, ERJ-12SF71R5U is acceptable.

Q: Can these parts be used in high-temperature environments?

A: Yes. All three parts are rated for operation up to 155°C, supporting high-temperature circuit applications within this limit.